コマンドで取得する(テストなどの秒間隔での取得)
ざっくりいうと、meminfoをawkでCSV形式に整形してログファイルに追加でリダイレクトするコマンドを、wlile分で無限ループさせているだけ。終了する場合は、CTRL+Cで強制終了させる。
LANG=C;( awk 'BEGIN{ printf "\"DATE\",\"TIME\""} {printf ",\"%s(%s)\"",$1,$3} END{printf "\n"}' /proc/meminfo > meminfo.csv ); while true;do ( awk 'BEGIN{ printf strftime("%Y/%m/%d, %H:%M:%S") } {printf ",%d",$2} END{printf "\n"}' /proc/meminfo >> meminfo.csv );sleep 1; done
これを動かすと、こんな結果が取得される。
"DATE","TIME","MemTotal:(kB)","MemFree:(kB)","Buffers:(kB)","Cached:(kB)","SwapCached:(kB)","Active:(kB)","Inactive:(kB)","Active(anon):(kB)","Inactive(anon):(kB)","Active(file):(kB)","Inactive(file):(kB)","Unevictable:(kB)","Mlocked:(kB)","SwapTotal:(kB)","SwapFree:(kB)","Dirty:(kB)","Writeback:(kB)","AnonPages:(kB)","Mapped:(kB)","Shmem:(kB)","Slab:(kB)","SReclaimable:(kB)","SUnreclaim:(kB)","KernelStack:(kB)","PageTables:(kB)","NFS_Unstable:(kB)","Bounce:(kB)","WritebackTmp:(kB)","CommitLimit:(kB)","Committed_AS:(kB)","VmallocTotal:(kB)","VmallocUsed:(kB)","VmallocChunk:(kB)","HardwareCorrupted:(kB)","AnonHugePages:(kB)","HugePages_Total:()","HugePages_Free:()","HugePages_Rsvd:()","HugePages_Surp:()","Hugepagesize:(kB)","DirectMap4k:(kB)","DirectMap2M:(kB)"
2013/03/03, 23:58:48,2054984,1161012,99012,605416,0,282204,439192,17128,8,265076,439184,0,0,4128760,4128760,8,0,16960,15536,172,132568,77788,54780,808,4056,0,0,0,5156252,140192,34359738367,274388,34359451196,0,0,0,0,0,0,2048,8192,2088960
2013/03/03, 23:58:49,2054984,1160996,99012,605412,0,282176,439192,17104,8,265072,439184,0,0,4128760,4128760,8,0,16976,15576,172,132580,77792,54788,816,4036,0,0,0,5156252,140192,34359738367,274388,34359451196,0,0,0,0,0,0,2048,8192,2088960
2013/03/03, 23:58:50,2054984,1160996,99020,605412,0,282176,439200,17104,8,265072,439192,0,0,4128760,4128760,20,0,16976,15576,172,132580,77792,54788,816,4036,0,0,0,5156252,140192,34359738367,274388,34359451196,0,0,0,0,0,0,2048,8192,2088960
2013/03/03, 23:58:51,2054984,1160996,99020,605412,0,282216,439200,17144,8,265072,439192,0,0,4128760,4128760,20,0,16972,15576,172,132580,77792,54788,816,4036,0,0,0,5156252,140192,34359738367,274388,34359451196,0,0,0,0,0,0,2048,8192,2088960